Commit 7423740b authored by Thomas Zimmermann's avatar Thomas Zimmermann
Browse files

drm/fbdev-generic: Remove unused prefer_shadow_fbdev flag 



Remove the flag prefer_shadow_fbdev from struct drm_mode_config.
Drivers set this flag to enable shadow buffering in the generic
fbdev emulation. Such shadow buffering is now mandatory, so the
flag is unused.

Signed-off-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: default avatarJavier Martinez Canillas <javierm@redhat.com>
Reviewed-by: default avatarZack Rusin <zackr@vmware.com>
Tested-by: default avatarSui Jingfeng <suijingfeng@loongson.cn>
Link: https://patchwork.freedesktop.org/patch/msgid/20230320150751.20399-3-tzimmermann@suse.de
parent a5b44c4a

drivers/gpu/drm/tiny/bochs.c

+0 −1
Original line number Diff line number Diff line
@@ -545,7 +545,6 @@ static int bochs_kms_init(struct bochs_device *bochs) 


	bochs->dev->mode_config.preferred_depth = 24;

	bochs->dev->mode_config.prefer_shadow = 0;

	bochs->dev->mode_config.prefer_shadow_fbdev = 1;

	bochs->dev->mode_config.quirk_addfb_prefer_host_byte_order = true;



	bochs->dev->mode_config.funcs = &bochs_mode_funcs;

drivers/gpu/drm/vmwgfx/vmwgfx_kms.c

+0 −1
Original line number Diff line number Diff line
@@ -2112,7 +2112,6 @@ int vmw_kms_init(struct vmw_private *dev_priv) 
	dev->mode_config.max_width = dev_priv->texture_max_width;

	dev->mode_config.max_height = dev_priv->texture_max_height;

	dev->mode_config.preferred_depth = dev_priv->assume_16bpp ? 16 : 32;

	dev->mode_config.prefer_shadow_fbdev = !dev_priv->has_mob;



	drm_mode_create_suggested_offset_properties(dev);

	vmw_kms_create_hotplug_mode_update_property(dev_priv);

include/drm/drm_mode_config.h

+0 −7
Original line number Diff line number Diff line
@@ -890,13 +890,6 @@ struct drm_mode_config { 
	/* dumb ioctl parameters */

	uint32_t preferred_depth, prefer_shadow;



	/**

	 * @prefer_shadow_fbdev:

	 *

	 * Hint to framebuffer emulation to prefer shadow-fb rendering.

	 */

	bool prefer_shadow_fbdev;



	/**

	 * @quirk_addfb_prefer_xbgr_30bpp:

	 *